[Bug tree-optimization/95001] std::terminate() and abort() do not have __builtin_unreachable() semantics

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95001

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Sorry, but noreturn functions can have side-effects that need to be preserved.